Groovy jam sessions recorded at The Matrix club by members of Grateful Dead (Jerry Garcia), Jefferson Airplane (Jack Casady, Jorma Kaukonen, Papa John Creach) and Quicksilver Messenger Service (David Freiberg, John Cipollina, Nicky Hopkins).
Groovy jam sessions recorded at The Matrix club by members of Grateful Dead (Jerry Garcia), Jefferson Airplane (Jack Casady, Jorma Kaukonen, Papa John Creach) and Quicksilver Messenger Service (David Freiberg, John Cipollina, Nicky Hopkins).